package com.ld.businessCard.service;

import com.ld.businessCard.entity.User;

import java.util.List;

public interface UserService {
	public User login(String account, String password);
	public List<User> getAllUsers();
	public int deleteUserById(Integer id);
	public User getUserById(Integer id);
	public int changeUserById(User user);
	public int register(User user);
	public User getUserByAccount(String account);
}
